Finding the Third Proportional to 162,826 and 353,108

Step by Step Solution

1. Step 1: Write the proportion equation
   162,826 : 353,108 = 353,108 : x
2. Step 2: Convert to fraction form
   162,826/353,108 = 353,108/x
3. Step 3: Cross multiply
   162,826x = 353,108 × 353,108
4. Step 4: Simplify right side
   162,826x = 124,685,259,664
5. Step 5: Solve for x
   x = 124,685,259,664/162,826
6. Step 6: Final answer
   x = 765,757.68